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<a href="active__muscle__dynamics_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -------------------------------------------------------------------------*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">*                               SPHinXsys                                   *</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">* --------------------------------------------------------------------------*</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">* SPHinXsys (pronunciation: s&#39;finksis) is an acronym from Smoothed Particle *</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">* Hydrodynamics for industrial compleX systems. It provides C++ APIs for    *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">* physical accurate simulation and aims to model coupled industrial dynamic *</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">* systems including fluid, solid, multi-body dynamics and beyond with SPH   *</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">* (smoothed particle hydrodynamics), a meshless computational method using  *</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">* particle discretization.                                                  *</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">* SPHinXsys is partially funded by German Research Foundation               *</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">* (Deutsche Forschungsgemeinschaft) DFG HU1527/6-1, HU1527/10-1             *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">* and HU1527/12-1.                                                          *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">* Portions copyright (c) 2017-2020 Technical University of Munich and       *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">* the authors&#39; affiliations.                                                *</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment">* Licensed under the Apache License, Version 2.0 (the &quot;License&quot;); you may   *</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">* not use this file except in compliance with the License. You may obtain a *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">* copy of the License at http://www.apache.org/licenses/LICENSE-2.0.        *</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">*                                                                           *</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">* --------------------------------------------------------------------------*/</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#pragma once</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &quot;all_particle_dynamics.h&quot;</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="elastic__solid_8h.html">elastic_solid.h</a>&quot;</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="base__kernel_8h.html">base_kernel.h</a>&quot;</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="solid__body_8h.html">solid_body.h</a>&quot;</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="solid__particles_8h.html">solid_particles.h</a>&quot;</span></div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_s_p_h.html">SPH</a></div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;{</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    <span class="keyword">namespace </span>active_muscle_dynamics</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;    {</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;        <span class="keyword">typedef</span> ParticleDynamicsSimple&lt;SolidBody, ActiveMuscleParticles, ActiveMuscle&gt; ActiveMuscleSimple;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160; </div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1active__muscle__dynamics_1_1_electro_mechanics_initial_condition.html">   53</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_electro_mechanics_initial_condition.html">ElectroMechanicsInitialCondition</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_particle_dynamics_simple.html">ActiveMuscleSimple</a></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        {</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_particle_i, Real dt = 0.0) = 0;</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;            <a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_electro_mechanics_initial_condition.html">ElectroMechanicsInitialCondition</a>(<a class="code" href="class_s_p_h_1_1_solid_body.html">SolidBody</a> *body)</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;                : <a class="code" href="class_s_p_h_1_1_particle_dynamics_simple.html">ActiveMuscleSimple</a>(body) {};</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_electro_mechanics_initial_condition.html">ElectroMechanicsInitialCondition</a>() {};</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        };</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1active__muscle__dynamics_1_1_spring_constrain_muscle_region.html">   66</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_spring_constrain_muscle_region.html">SpringConstrainMuscleRegion</a> </div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;            : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_dynamics_by_particle.html">PartDynamicsByParticle</a>&lt;SolidBody, ActiveMuscleParticles, BodyPartByParticle&gt;</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        {</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;            Vecd stiffness_;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;            <span class="keyword">virtual</span> Vecd GetAcceleration(Vecd &amp;disp, Real mass);</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_particle_i,</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;                Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;            <a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_spring_constrain_muscle_region.html">SpringConstrainMuscleRegion</a>(<a class="code" href="class_s_p_h_1_1_solid_body.html">SolidBody</a> *body, <a class="code" href="class_s_p_h_1_1_body_part_by_particle.html">BodyPartByParticle</a>*body_part)</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;                : <a class="code" href="class_s_p_h_1_1_part_dynamics_by_particle.html">PartDynamicsByParticle&lt;SolidBody, ActiveMuscleParticles, BodyPartByParticle&gt;</a>(body, body_part) {};</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_spring_constrain_muscle_region.html">SpringConstrainMuscleRegion</a>() {};</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;            <span class="keywordtype">void</span> setUpSpringStiffness(Vecd stiffness){stiffness_ = stiffness;}</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        };</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        </div><div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1active__muscle__dynamics_1_1_imposing_stress.html">   84</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_imposing_stress.html">ImposingStress</a></div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;            : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_dynamics_by_particle.html">PartDynamicsByParticle</a>&lt;SolidBody, ActiveMuscleParticles, SolidBodyPartForSimbody&gt;</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;        {</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;            <span class="keyword">virtual</span> Matd <a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_imposing_stress.html#a85269cd108816304cf6480e3662855a7">getStress</a>(Vecd &amp;pos) = 0;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Update(<span class="keywordtype">size_t</span> index_particle_i,</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;                Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;            <a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_imposing_stress.html">ImposingStress</a>(<a class="code" href="class_s_p_h_1_1_solid_body.html">SolidBody</a> *body, <a class="code" href="class_s_p_h_1_1_solid_body_part_for_simbody.html">SolidBodyPartForSimbody</a> *body_part)</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;                : <a class="code" href="class_s_p_h_1_1_part_dynamics_by_particle.html">PartDynamicsByParticle&lt;SolidBody, ActiveMuscleParticles, SolidBodyPartForSimbody&gt;</a>(body, body_part) {};</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1active__muscle__dynamics_1_1_imposing_stress.html">ImposingStress</a>() {};</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;        };</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;    }</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;}</div><div class="ttc" id="class_s_p_h_1_1active__muscle__dynamics_1_1_spring_constrain_muscle_region_html"><div class="ttname"><a href="class_s_p_h_1_1active__muscle__dynamics_1_1_spring_constrain_muscle_region.html">SPH::active_muscle_dynamics::SpringConstrainMuscleRegion</a></div><div class="ttdoc">Constraint a solid body part with a spring force with original position. </div><div class="ttdef"><b>Definition:</b> active_muscle_dynamics.h:66</div></div>
<div class="ttc" id="class_s_p_h_1_1_particle_dynamics_simple_html"><div class="ttname"><a href="class_s_p_h_1_1_particle_dynamics_simple.html">SPH::ParticleDynamicsSimple</a></div><div class="ttdoc">Simple particle dynamics without considering particle interaction. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:48</div></div>
<div class="ttc" id="class_s_p_h_1_1_body_part_by_particle_html"><div class="ttname"><a href="class_s_p_h_1_1_body_part_by_particle.html">SPH::BodyPartByParticle</a></div><div class="ttdoc">An auxillary class for SPHBody to indicate a part of the body moving together with particles...</div><div class="ttdef"><b>Definition:</b> base_body.h:263</div></div>
<div class="ttc" id="class_s_p_h_1_1_solid_body_html"><div class="ttname"><a href="class_s_p_h_1_1_solid_body.html">SPH::SolidBody</a></div><div class="ttdoc">Declaration of solidbody which is used for Solid BCs and derived from RealBody. </div><div class="ttdef"><b>Definition:</b> solid_body.h:45</div></div>
<div class="ttc" id="class_s_p_h_1_1active__muscle__dynamics_1_1_imposing_stress_html_a85269cd108816304cf6480e3662855a7"><div class="ttname"><a href="class_s_p_h_1_1active__muscle__dynamics_1_1_imposing_stress.html#a85269cd108816304cf6480e3662855a7">SPH::active_muscle_dynamics::ImposingStress::getStress</a></div><div class="ttdeci">virtual Matd getStress(Vecd &amp;pos)=0</div><div class="ttdoc">the constrain will be specified by the application </div></div>
<div class="ttc" id="class_s_p_h_1_1active__muscle__dynamics_1_1_electro_mechanics_initial_condition_html"><div class="ttname"><a href="class_s_p_h_1_1active__muscle__dynamics_1_1_electro_mechanics_initial_condition.html">SPH::active_muscle_dynamics::ElectroMechanicsInitialCondition</a></div><div class="ttdoc">set initial condition for electro mechanics </div><div class="ttdef"><b>Definition:</b> active_muscle_dynamics.h:53</div></div>
<div class="ttc" id="class_s_p_h_1_1active__muscle__dynamics_1_1_imposing_stress_html"><div class="ttname"><a href="class_s_p_h_1_1active__muscle__dynamics_1_1_imposing_stress.html">SPH::active_muscle_dynamics::ImposingStress</a></div><div class="ttdoc">impose activation stress on a solid body part </div><div class="ttdef"><b>Definition:</b> active_muscle_dynamics.h:84</div></div>
<div class="ttc" id="class_s_p_h_1_1_solid_body_part_for_simbody_html"><div class="ttname"><a href="class_s_p_h_1_1_solid_body_part_for_simbody.html">SPH::SolidBodyPartForSimbody</a></div><div class="ttdoc">A SolidBodyPart for coupling with Simbody. The mass, origin, and unit inertial matrix are computed...</div><div class="ttdef"><b>Definition:</b> base_body.h:351</div></div>
<div class="ttc" id="class_s_p_h_1_1_part_dynamics_by_particle_html"><div class="ttname"><a href="class_s_p_h_1_1_part_dynamics_by_particle.html">SPH::PartDynamicsByParticle</a></div><div class="ttdoc">Imposing Lagrangian constrain to a body. That is the constrained particles will be the same during th...</div><div class="ttdef"><b>Definition:</b> particle_dynamics_bodypart.h:24</div></div>
<div class="ttc" id="solid__particles_8h_html"><div class="ttname"><a href="solid__particles_8h.html">solid_particles.h</a></div><div class="ttdoc">This is the derived class of base particle. </div></div>
<div class="ttc" id="base__kernel_8h_html"><div class="ttname"><a href="base__kernel_8h.html">base_kernel.h</a></div><div class="ttdoc">This is the base classes of kernel functions. Implementation will be implemented in derived classes...</div></div>
<div class="ttc" id="elastic__solid_8h_html"><div class="ttname"><a href="elastic__solid_8h.html">elastic_solid.h</a></div><div class="ttdoc">These are classes for define properties of elastic solid materials. These classes are based on isotro...</div></div>
<div class="ttc" id="solid__body_8h_html"><div class="ttname"><a href="solid__body_8h.html">solid_body.h</a></div><div class="ttdoc">This is the class for bodies used for solid BCs or Elastic structure. </div></div>
<div class="ttc" id="namespace_s_p_h_html"><div class="ttname"><a href="namespace_s_p_h.html">SPH</a></div><div class="ttdef"><b>Definition:</b> base_body_supplementary.cpp:11</div></div>
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